Onmanorama Lite App
The governing body said it collaborated with Japanese sports equipment manufacturer Yonex to develop the synthetic version, which was used at three BWF-sanctioned international tournaments last year.
After dropping serve early in the second set, third seed Osaka threw her racket, slammed a ball into the court and gave her racket a kick for good measure before steadying the ship and earning a 6-2, 6-4 win over Zheng Saisai.
Results 1-2
